Free Online Tools

JSON Formatter

Format, minify and validate JSON

Text Case Converter

Convert text case in batch

Regex Tester

Test regular expressions with instant matches

Word Counter

Count characters, words, lines and paragraphs

Lorem Ipsum Generator

Generate placeholder text quickly

HTML Entity Encoder

Encode and decode HTML entities

Text Cleaner

Clean extra spaces, blank lines, and line breaks in bulk

Slug Generator

Convert text into URL-friendly slugs

Line Sorter

Sort, deduplicate and reverse text lines

Text Diff Checker

Compare differences between two texts

Diff Checker

Compare two texts line by line

Duplicate Line Remover

Remove duplicate lines from text

URL Extractor

Extract links from pasted text in bulk

Reading Time Estimator

Estimate reading and speaking time from text length

Text Replacer

Replace text in bulk with keywords or regular expressions

Audio & Video Tools

MP3 Cutter

Prepare MP3 audio cutting tasks online

Video Trimmer

Prepare video trimming tasks online

Audio Converter

Prepare audio format conversion tasks online

Video Converter

Prepare video format conversion tasks online

Audio Joiner

Prepare multiple audio files for joining online

Merge Videos

Prepare multiple video files for merging online

Extract Audio from Video

Prepare video files for audio extraction online

Audio Cutter

Prepare audio cutting tasks online

PDF Tools

Merge PDF

Merge multiple PDF files into one

Split PDF

Split PDF files by page ranges

Compress PDF

Reduce PDF file size

PDF to Image

Convert PDF pages to JPG/PNG images

Image to PDF

Convert images to a PDF document

JPG to PDF

Convert JPG images to a PDF document

PNG to PDF

Convert PNG images to a PDF document

PDF to JPG

Convert PDF pages to JPG images

PDF to PNG

Convert PDF pages to PNG images

Add Page Numbers to PDF

Add page numbers to PDF files

PDF Watermark

Add text or image watermark to PDF

Rotate PDF

Rotate PDF page orientation

Unlock PDF

Remove PDF password protection

Protect PDF

Add password protection to PDF

PDF to Word

Convert PDF to Word document

PDF to Excel

Export PDF table data to Excel

PDF to HTML

Convert PDF to HTML webpage

Word to PDF

Convert Word documents to PDF

Excel to PDF

Convert Excel spreadsheets to PDF

PPT to PDF

Convert PowerPoint presentations to PDF

Encoding & Security

Hash Generator

Generate MD5/SHA hashes

Base64 Encode/Decode

Encode and decode Base64 text

JWT Decoder

Decode JWT header and payload

URL Encode/Decode

Encode and decode URL components

UUID Generator

Generate UUID v4 in batches

Password Generator

Generate secure random passwords

Network Diagnostics

DNS Lookup

Lookup A/AAAA/CNAME/MX/NS/TXT records

SSL Certificate Checker

Inspect certificate subject, issuer and expiry

Ping Test

Run connectivity tests with ping

IP Address Lookup

Look up IP geolocation and ISP info

Code Utilities

Code Formatter

Format JSON, HTML, CSS and JavaScript

Timestamp Converter

Convert Unix timestamps and datetime

CSV to JSON

Convert CSV text into JSON array

Query String Parser

Parse and build URL query strings

JSON to CSV

Convert JSON array into CSV text

Unit Converter

Convert length, weight and temperature units

CSV ↔ JSON Converter

Convert between CSV and JSON formats

JSON ↔ YAML Converter

Convert between JSON and YAML formats

Percentage Calculator

Calculate common percentage scenarios quickly

Random Number Generator

Generate random numbers within a range

BMI Calculator

Calculate BMI using height and weight

Number Base Converter

Convert between binary, octal, decimal and hex

Cron Expression Parser

Parse cron expressions to human-readable text

JSON Path Evaluator

Evaluate JSONPath expressions on JSON data

Meta Tag Generator

Generate HTML meta tag code for SEO

robots.txt Generator

Generate robots.txt content visually

Age Calculator

Calculate age, total days, and next birthday from a birth date

Loan Calculator

Calculate monthly payments, total interest, and early amortization rows

Excel Column Converter

Convert between Excel column numbers and labels

Chmod Calculator

Convert octal and symbolic file permissions

Byte Converter

Convert B, KB, MB, GB, TB, and PB units

Media & Visual

Image Compressor

Compress images directly in browser

Markdown Preview

Preview rendered Markdown in real time

QR Code Generator

Generate QR codes from text or links

Image Resizer

Resize images by custom width and height

Image to Base64

Convert images to Base64 Data URL

CSS Gradient Generator

Generate linear-gradient CSS visually

Aspect Ratio Calculator

Calculate and lock aspect ratios

HTML Preview

Preview HTML rendering in real time

Box Shadow Generator

Generate CSS box-shadow visually

Emoji Picker

Search and copy popular emojis

Unicode Character Map

Look up Unicode character code info

Placeholder Image Generator

Generate placeholder images with Canvas

Color Palette Generator

Generate color schemes from a base color

Contrast Checker

Check whether text and background colors meet WCAG contrast requirements

Data Conversion

Color Converter

Convert HEX, RGB and HSL colors

XML ↔ JSON Converter

Convert between XML and JSON data

TSV ↔ JSON Converter

Convert between TSV and JSON formats

JSON to TypeScript

Generate TypeScript types from JSON samples